John Bradley Cumings, a member of the brokerage firm of Cumings & Marckwald, 30 Wall Street, came to this city ten years ago from Boston, where he was brought up and where he held a position with Estabrook & Co. Mrs. Cumings, who is with him, was Florence B. Thayer. Mr. Cumings is a member of the Racquet, Metropolitan, Riding and Knollwood Country Clubs. Mr. and Mrs. Cumings went abroad about six weeks ago. Mr. Cumings is a Director in the Subsurface Torpedo Boat Company. His residence is at 50 East Sixty-fourth Street.